Q: What are the prime factors of the number 30,536,192?

 A: 2, 19, 43, 73

Why are those the prime factors of the number 30,536,192?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 30,536,192

30,536,192
Factor Arrows
215,268,096
Factor Arrows
27,634,048
Factor Arrows
23,817,024
Factor Arrows
21,908,512
Factor Arrows
2954,256
Factor Arrows
2477,128
Factor Arrows
2238,564
Factor Arrows
2119,282
Factor Arrows
259,641
Factor Arrows
193,139
Factor Arrows
4373

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 19, 43, 73

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 19 x 43 x 73 = 30,536,192

This can also be written as 29 x 191 x 431 x 731 = 30,536,192

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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